Home / 157,451.80-236,116.68-52,242.52

Finding the Fourth Proportional to 157,451.80, 236,116.68 and 52,242.52

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Solution

The fourth proportional to 157,451.80, 236,116.68 and 52,242.52 is: 78,343.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,451.80 : 236,116.68 = 52,242.52 : x
  2. Step 2: Convert to fraction form
    157,451.80/236,116.68 = 52,242.52/x
  3. Step 3: Cross multiply
    157,451.80x = 236,116.68 × 52,242.52
  4. Step 4: Simplify right side
    157,451.80x = 12,335,330,377.23
  5. Step 5: Solve for x
    x = 12,335,330,377.23/157,451.80
  6. Step 6: Final answer
    x = 78,343.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.